Brackets and mounts
Stylus Extension Bracket (flange + 80 mm arm + split clamp)
- Bounding box
- 99.0 × 20.0 × 16.0 mm
- Engine
- Precision B-rep
- Parameters
- 12
- Published
- October 12, 2026
Download
Free to download and use. See the terms.
The prompt
Design a simple stylus extension bracket for a desktop 6-DOF robotic arm. Generate only the bracket itself. Do not generate the robot arm, touchscreen, stylus, or surrounding scene. The part consists of only three sections: 1. Circular mounting flange - A circular mounting flange at one end, attached to the existing servo horn using four screws. - Outer diameter: 20 mm. - Initial flange thickness: 3 mm. - Four mounting holes in a symmetric pattern. - Hole center spacing: 14 mm. - Initial hole diameter: Ø3.2 mm for M3 clearance screws. - Make the hole positions and dimensions editable parameters. - Do not add a 25T spline hole. The original servo horn will be retained, and the new bracket will attach to it using screws. - If the 20 mm flange diameter is incompatible with the four-hole layout, report the dimensional conflict instead of changing the dimensions without permission. 2. Straight extension arm - One straight bar extending from the mounting flange. - Effective extension length: 80 mm. - Use a simple rectangular cross-section with editable width and thickness. - Keep the structure lightweight while providing adequate stiffness. - Integrate the bar directly with the mounting flange. No extra joints, hinges, or motors. 3. End stylus clamp - Add a circular split-clamp holder at the opposite end of the extension arm. - The holder is intended for an existing capacitive touchscreen stylus with a nominal diameter of 8 mm. - Initial bore diameter: Ø8.2 mm. - Add a split opening and a simple screw-clamping mechanism. - Loosen the screw to insert or remove the stylus; tighten it to secure the stylus. - Use ordinary screws and avoid complicated locking mechanisms. - Provide sufficient clamping length to prevent the stylus from wobbling. - Make the bore diameter, split width, clamping length, and screw size editable parameters. Overall requirements: - Generate one simple mechanical part only. - Include the circular mounting flange, an 80 mm straight extension arm, and the split stylus clamp. - Do not add decorative details, extra support frames, additional rods, or complex mechanisms. - Prioritize low weight and ease of manufacturing. - Show the 3D model and dimensioned views. - Export editable CAD geometry, STEP, and STL if supported. - Check for geometric conflicts and list any dimensions that still require physical verification.
Parameters
| Name | Value | Range |
|---|---|---|
| Flange Outer Diameter | 20 mm | 10 – 60 |
| Flange Thickness | 3 mm | 1.5 – 10 |
| Mounting Hole Diameter | 3.2 mm | 1.5 – 8 |
| Mounting Hole Centre Spacing (square) | 14 mm | 4 – 50 |
| Extension Length (axis to axis) | 80 mm | 20 – 250 |
| Arm Width | 10 mm | 4 – 40 |
| Arm Thickness | 6 mm | 2 – 25 |
| Clamp Outer Diameter | 18 mm | 10 – 45 |
| Clamping Length | 16 mm | 6 – 60 |
| Stylus Bore Diameter | 8.2 mm | 3 – 30 |
| Split Opening Width | 1.5 mm | 0.5 – 6 |
| Clamp Screw Clearance Hole | 3.2 mm | 1.5 – 8 |
Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.
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